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检索条件"主题词=Gradient Algorithm"
194 条 记 录,以下是1-10 订阅
排序:
FAST gradient algorithm WITH DRY-LIKE FRICTION AND NONMONOTONE LINE SEARCH FOR NONCONVEX OPTIMIZATION PROBLEMS
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SIAM JOURNAL ON OPTIMIZATION 2024年 第3期34卷 2557-2587页
作者: Nguyen, Lien t. Eberhard, Andrew Yu, Xinghuo Li, Chaojie RMIT Univ Sch Sci Melbourne Vic 3000 Australia RMIT Univ Sch Engn Melbourne Vic 3000 Australia Univ New South Wales Sch Elect Engn & Telecommun Kensington NSW 2033 Australia
In this paper, we propose a fast gradient algorithm for the problem of minimizing a differentiable (possibly nonconvex) function in Hilbert spaces. We first extend the dry friction property for convex functions to wha... 详细信息
来源: 评论
A fixed-time gradient algorithm for distributed optimization with inequality constraints
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NEUROCOMPUTING 2023年 532卷 106-113页
作者: He, Xing Wei, Boyu Wang, Hui Southwest Univ Coll Elect & Informat Engn Chongqing Key Lab Nonlinear Circuits & Intelligent Chongqing 400715 Peoples R China Chongqing Normal Univ Sch Math Sci Chongqing 401331 Peoples R China
In this paper, a distributed fixed time gradient algorithm for neurodynamic systems is proposed for solv-ing optimization problems with local inequality constraints. The algorithm is designed using fixed time theory a... 详细信息
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Deconvolution beamforming based on a fast gradient algorithm for sound source localization
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JOURNAL OF LOW FREQUENCY NOISE VIBRATION AND ACTIVE CONTROL 2023年 第2期42卷 703-718页
作者: Zan, Ming Xu, Zhongming Zhang, Zhifei Tang, Zhonghua Huang, Linsen Chongqing Univ Coll Mech & Vehicle Engn 74 Shazheng St Chongqing 400030 Peoples R China
Deconvolution beamforming has gotten increased attention as a way to improve the spatial resolution of delay-and-sum beamforming. It has the ability to decrease sidelobes and increase resolution. However, compared to ... 详细信息
来源: 评论
An accelerated proximal gradient algorithm for source-independent waveform inversion
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JOURNAL OF APPLIED GEOPHYSICS 2020年 177卷 104030-104030页
作者: Fu, Hongsun Ma, Mingyue Han, Bo Dalian Maritime Univ Sch Sci Dalian 116026 Peoples R China Harbin Inst Technol Dept Math Harbin 150001 Peoples R China
Full Waveform Inversion (FWI) is a promising method for reconstructing subsurface parameters from the full information content in the seismogram. However, FWI is facing many difficulties in practice. The lack of the s... 详细信息
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A gradient algorithm for the identification of interconnected discrete time varying systems
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ENGINEERING COMPUTATIONS 2020年 第3期37卷 909-928页
作者: Ghoul, Yamna Tunis El Manar Univ Natl Engn Sch Tunis Concept & Control Syst Beja Tunisia
Purpose An identification scheme to identify interconnected discrete-time (DT) varying systems. Design/methodology/approach The purpose of this paper is the identification of interconnected discrete time varying syste... 详细信息
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Processing parameters optimization algorithm design and verification of suppress subsurface damage based on gradient algorithm
Processing parameters optimization algorithm design and veri...
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Applied Optics and Photonics China (AOPC) Conference - Optics Ultra Precision Manufacturing and Testing
作者: Lin Donglong Yang Baoxi Huang Huijie Xing Yan Zhang Chiliang Chinese Acad Sci Shanghai Inst Opt & Fine Mech Shanghai 201800 Peoples R China Univ Chinese Acad Sci Ctr Mat Sci & Optoelect Engn Beijing 100049 Peoples R China Changchun Natl Extreme Precis Opt Co Ltd Shanghai Branch Shanghai 201800 Peoples R China
Subsurface damage (SSD) of fused silica elements formed by grinding and polishing will produce high-energy laser modulation and absorption effects. Further induced macro damage will seriously decrease the precision of... 详细信息
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Thermo-Economic Optimization of Spiral Plate HX by Means of gradient and gradient-Free algorithm
Thermo-Economic Optimization of Spiral Plate HX by Means of ...
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International Conference on Advancement in Materials, Manufacturing and Energy Engineering (ICAMME)
作者: Krishna, Musunuru Hari Dasore, Abhishek Rajak, Upendra Konijeti, Ramakrishna Verma, Tikendra Nath SRK Inst Technol Dept Mech Engn Vijayawada 521108 India RGM Coll Engn & Technol Sch Mech Engn Nandyal 518501 India Koneru Lakshmaiah Educ Fdn Dept Mech Engn Guntur 522502 Andhra Pradesh India Maulana Azad Natl Inst Technol Dept Mech Engn Bhopal 462003 India
Spiral plate heat exchangers (SPHX) play prominent role in process industries with the fact that rotational motion of the fluid in the channel eliminates the occurrence of fouling. In the present study, thermo-economi... 详细信息
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Adaptive gradient Search algorithm for Displaced Subarrays With Large Element Spacing
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IEEE ANTENNAS AND WIRELESS PROPAGATION LETTERS 2021年 第7期20卷 1155-1159页
作者: Yang, Gongqing Zeng, Hui Xu, Zhenhai Natl Univ Def Technol State Key Lab Complex Elect Environm Effects Elec Informat Syst Changsha 410073 Peoples R China
In this letter, an adaptive gradient search algorithm for displaced subarray optimization is presented. The displaced subarray technique, which is able to suppress the high grating lobes caused by large interelement s... 详细信息
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Identification of Added Mass and Added Damping Coefficient for an Underwater Shaking Table Based on gradient algorithm  31
Identification of Added Mass and Added Damping Coefficient f...
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31st Chinese Control And Decision Conference (CCDC)
作者: Yao, Jianjun Zhao, Yue Sheng, Tang Qian, Chen Mai, Wangeng Harbin Engn Univ Harbin 150001 Peoples R China
The underwater shaking table, the key experimental facility for underwater vibration simulation, is used to test the underwater seismic behaviors and vibration characteristics of the underwater equipment such as under... 详细信息
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Fast gradient descent algorithm for image classification with neural networks
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SIGNAL IMAGE AND VIDEO PROCESSING 2020年 第8期14卷 1565-1572页
作者: El Mouatasim, Abdelkrim Ibn Zohr Univ FPO BP 284 Ouarzazate 45800 Morocco
Any optimization of gradient descent methods involves selecting a learning rate. Tuning the learning rate can quickly become repetitive with deeper models of image classification, does not necessarily lead to optimal ... 详细信息
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